Walking cane



FIG. 1 is a perspective view of the walking cane showing my new design;

FIG. 2 illustrates a front elevation view of the walking cane of FIG. 1;

FIG. 3 is a left side view of the walking cane;

FIG. 4 is a right side view of the walking cane;

FIG. 5 is a rear elevation view of the walking cane;

FIG. 6 is a top plan view of the walking cane; and,

FIG. 7 is a bottom plan view of the walking cane.

The broken line showing of environment is for illustrative purposes only and forms no part of the claimed design. 

CLAIM The new ornamental design for a walking cane, as shown and described. 